remcos | 345f6369400e80ca228fbe01ef09bd12c392c724285bbee0ab54d53bc0e71faa

Analysis

max time kernel
298s
max time network
290s
platform
windows10-2004_x64
resource
win10v2004-20260513-en
resource tags

arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
04/08/2026, 12:58

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General

Target
POQ260827780CAdam Project2/POQ260827780CAdam Project2.js
Size 165KB
Sample260804-p7mdfaxtes
SHA256 345f6369400e80ca228fbe01ef09bd12c392c724285bbee0ab54d53bc0e71faa
MD5 cd39a66bad2235bcd5d566bc9b4de447
SHA1 ceda0a12ff384d143e928161efb37cb8888cdf1b
SHA512 64082db1f159bbc828a903205b21f06bb3e2dfe66784ba2afb6d504229f63e266437790a9a1019a141386d41c74a537e6890adf22e1243cbdc6b8d4eb3adf7b5
SSDEEP 3072:3J992BrFIFP1D6lIYtzPatEmXJ+i5yFw3XUwlnM8x1amY:3qF26qYRC+mXJ+igwZlnM8x1JY
TLSH
T170F3B045974D2BE8F65C1B08C1EF115666F2AB1A7B21A745EF7333E32E3728041784AD
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

remotehost execution remcos persistence rat

Malware Config

Extracted

Family

remcos

Version

7.2.6 Pro

Botnet

RemoteHost

23.95.103.253:2404

Attributes

audio_folder
MicRecords
audio_path
ApplicationPath
audio_record_time
5
connect_delay
0
connect_interval
1
copy_file
remcos.exe
copy_folder
Remcos
delete_file
false
hide_file
false
hide_keylog_file
false
install_flag
false
keylog_crypt
false
keylog_file
logs.dat
keylog_flag
false
keylog_folder
remcos
mouse_option
false
mutex
Rmc-5LMRVT
screenshot_crypt
false
screenshot_flag
false
screenshot_folder
Screenshots
screenshot_path
%AppData%
screenshot_time
10
take_screenshot_option
false
take_screenshot_time
5

Signatures

Family: Remcos
Remcos is a closed-source remote control and surveillance software.
rat remcos

Badlisted process makes network request 4 IoCs

Network request originating from process or tool commonly abused by malware.

flow	pid	Process
4	4728	powershell.exe
10	4728	powershell.exe
14	4728	powershell.exe
15	4728	powershell.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-668679576-120646659-2289335452-1000\Control Panel\International\Geo\Nation	wscript.exe

Registers new Windows logon scripts automatically executed at logon. 1 TTPs 1 IoCs

persistence

Logon Script (Windows)

T1037.001

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-668679576-120646659-2289335452-1000\Environment\UserInitMprLogonScript = "\"C:\\Windows\\system32\\wscript.exe\" \"C:\\Users\\Admin\\AppData\\Local\\Microsoft\\Windows\\v1051\\v9179.js\""	powershell.exe

Command and Scripting Interpreter: JavaScript 1 TTPs
execution

JavaScript
T1059.007
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Executes a command shell one-liner 1 TTPs 1 IoCs

Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

execution

Windows Command Shell

T1059.003

pid	Process
4116	cmd.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4728	powershell.exe
4728	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4728	powershell.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 3100 wrote to memory of 4160	3100	wscript.exe	86
PID 4160 wrote to memory of 952	4160	conhost.exe	87
PID 952 wrote to memory of 4116	952	conhost.exe	88
PID 4116 wrote to memory of 2544	4116	cmd.exe	89
PID 4116 wrote to memory of 4728	4116	cmd.exe	90

C:\Windows\system32\wscript.exe
wscript.exe "C:\Users\Admin\AppData\Local\Temp\POQ260827780CAdam Project2\POQ260827780CAdam Project2.js"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3100
- C:\Windows\System32\conhost.exe
  "C:\Windows\System32\conhost.exe" --headless conhost.exe --headless cmd.exe /c "echo $ExecutionContext.InvokeCommand.InvokeScript([Environment]::GetEnvironmentVariable('C47fJUJQeFsF','Process'))| powershell.exe -W h -nOP -NOni -"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4160
- - C:\Windows\System32\conhost.exe
    conhost.exe --headless cmd.exe /c "echo $ExecutionContext.InvokeCommand.InvokeScript([Environment]::GetEnvironmentVariable('C47fJUJQeFsF','Process'))| powershell.exe -W h -nOP -NOni -"
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:952
  - - C:\Windows\System32\cmd.exe
      cmd.exe /c "echo $ExecutionContext.InvokeCommand.InvokeScript([Environment]::GetEnvironmentVariable('C47fJUJQeFsF','Process'))| powershell.exe -W h -nOP -NOni -"
      4⤵
      Executes a command shell one-liner
      Suspicious use of WriteProcessMemory
      PID:4116
    - - C:\Windows\system32\cmd.exe
        
        C:\Windows\system32\cmd.exe /S /D /c" echo $ExecutionContext.InvokeCommand.InvokeScript([Environment]::GetEnvironmentVariable('C47fJUJQeFsF','Process'))"
        5⤵
        
        PID:2544
    - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        
        powershell.exe -W h -nOP -NOni -
        5⤵
        Badlisted process makes network request
        Registers new Windows logon scripts automatically executed at logon.
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:4728

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

JavaScript

T1059.007

Windows Command Shell

T1059.003

Persistence

Boot or Logon Initialization Scripts

T1037

Logon Script (Windows)

T1037.001

Privilege Escalation

Boot or Logon Initialization Scripts

T1037

Logon Script (Windows)

T1037.001

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

__PSScriptPolicyTest_uugwxxzy.3py.ps1

Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_uugwxxzy.3py.ps1
Size 60B
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
TLSH
T177A02228CC303B200020C0080A000002C00B800C080C8C0220000A00B20B820002F080
MD5 SHA1 SHA512 TLSH

Submit Download

memory/4728-18-0x00000270D70C0000-0x00000270D716B000-memory.dmp

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memory/4728-8-0x00000270D6DE0000-0x00000270D6E30000-memory.dmp

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memory/4728-9-0x00000270D6DC0000-0x00000270D6DD2000-memory.dmp

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memory/4728-12-0x00000270D70C0000-0x00000270D716B000-memory.dmp

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memory/4728-14-0x00000270D70C0000-0x00000270D716B000-memory.dmp

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memory/4728-13-0x00000270D70C0000-0x00000270D716B000-memory.dmp

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memory/4728-15-0x00000270D70C0000-0x00000270D716B000-memory.dmp

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memory/4728-16-0x00000270D70C0000-0x00000270D716B000-memory.dmp

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memory/4728-5-0x00000270D6290000-0x00000270D62B2000-memory.dmp

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memory/4728-17-0x00000270D70C0000-0x00000270D716B000-memory.dmp

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memory/4728-23-0x00000270D70C0000-0x00000270D716B000-memory.dmp

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memory/4728-20-0x00000270D70C0000-0x00000270D716B000-memory.dmp

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memory/4728-19-0x00000270D70C0000-0x00000270D716B000-memory.dmp

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memory/4728-24-0x00000270D70C0000-0x00000270D716B000-memory.dmp

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memory/4728-25-0x00000270D70C0000-0x00000270D716B000-memory.dmp

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memory/4728-26-0x00000270D70C0000-0x00000270D716B000-memory.dmp

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memory/4728-27-0x00000270D70C0000-0x00000270D716B000-memory.dmp

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memory/4728-29-0x00000270D70C0000-0x00000270D716B000-memory.dmp

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memory/4728-30-0x00000270D70C0000-0x00000270D716B000-memory.dmp

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memory/4728-33-0x00000270D70C0000-0x00000270D716B000-memory.dmp

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